.content{
   
    background-image: url(../img/advertisement-bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: top;
      
   
}

.header{

    height: 40px;
    color: #000;
    text-align: center;
    line-height: 40px;
    font-size: 20px;
    font-weight: bold;
}
.count_down{
 width: 105px;
height: 40px;
line-height: 40px;
border-radius:20px;
text-align: center;
border: 1px solid rgba(187, 187, 187, 100);

position: fixed;
top: 50px;
right: 14px;
background-color: #fff;
}
.slogan{
  
   
    
    position: fixed;
    width: 100%;
    height: 40px;
    line-height: 40px;
    // left: 50%;
    // margin-left: 100px;
     // transform:translateX(-50%);
    bottom: 200px; 
   text-align: center;
    color: white; 
    font-size: 20px;
  
    animation: animateadvertier1 2s linear forwards;
    
}
@keyframes animateadvertier1{
     0%{
         opacity: 0;
         bottom: 200px;
        
     }
     100%{
         opacity: 1;
         bottom: 50px;
         transform:scale(3)
        //  transform:scale(3) translateX(-50%);
         
     }

}